Search Results - "Kim, Dae Weon"

Valorization of waste NiMH battery through recovery of critical rare earth metal: A simple recycling process for the circular economy by Ahn, Nak-Kyoon, Shim, Hyun-Woo, Kim, Dae-Weon, Swain, Basudev

“…•A complete valorization process for waste NiMH battery has been developed.•The valorization process has potential for industrial-scale REM value recovery.•The…”
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A Study on Recovery of Cerium by Leaching Solvents from NiMH Waste Battery by Kim, Boram, Kim, Dae-Weon, Choi, Hee Lack

“…In this study, a rare earth composite precipitation (NaREE(SO 4) 2H 2O, REE: Ce, La, Nd, Pr) powder was prepared from spent nickel hydride batteries, and…”
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Influence of cyclical electric load on crack growth in piezoelectric ceramics under a constant mechanical load by Shin, Dong-Chul, Kim, Tae-Gyu, Kim, Dae-Weon

“…Piezoelectric material has widely used in various applications with its high liable performance and quite smart electro-mechanical characteristics. However,…”
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Recovery of Rare Earth Oxide from Waste NiMH Batteries by Simple Wet Chemical Valorization Process by Ahn, Nak-Kyoon, Swain, Basudev, Shim, Hyun-Woo, Kim, Dae-Weon

“…Nickel metal hydride (NiMH) batteries contain a significant amount of rare earth metals (REMs) such as Ce, La, and Nd, which are critical to the supply chain…”
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Optimal Thermal Treatment for Effective Copper Recovery in Waste Printed Circuit Boards by Physical Separation: Influence of Temperature and Gas by Boram Kim, Seongsoo Han, Seungsoo Park, Seongmin Kim, Minuk Jung, Chul-Hyun Park, Ho-Seok Jeon, Dae-Weon Kim, Yosep Han

“…Printed circuit boards (PCBs) are difficult to recycle because of the layered structure of non-metal (i.e., epoxy resin, glass fiber) and copper. In this work,…”
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Synthesis of the Nickel-Cobalt-Manganese Cathode Material Using Recycled Nickel as Precursors from Secondary Batteries by Jung, Hang-Chul, Han, Deokhyun, Kim, Dae-Weon, Ahn, Byungmin

“…As the amount of high-capacity secondary battery waste gradually increased, waste secondary batteries for industry (high-speed train & HEV) were recycled and…”
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Solvent Extraction of Co, Ni and Mn from NCM Sulfate Leaching Solution of Li(NCM)O2 Secondary Battery Scraps by Hong, Hyun Seon, Kim, Dae Weon, Choi, Hee Lack, Ryu, Sung-Soo

“…As a part of the study on recycling Li(NCM)O lithium-ion battery scraps, solvent extraction experiments were performed using different extraction agents such…”
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Protuberant arrays of carbon nanotubes grown on substrate irradiated with MeV-energy protons by Kim, Dae Weon, Shin, Dong Chul, Seo, Dong Kyun, Kim, Tae Woo, Kim, Jong Pil, Moon, Byung Young

“…Vertically protruding arrays of carbon nanotubes were obtained using a cobalt catalyst irradiated with MeV-energy protons. Voids were generated inside the…”
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Preparation of Nickel Nanoparticles Using Nickel Raffinate Separated by Solvent Extraction from The Spent FECL3 Etching Solution by Park, Il-Jeong, Swain, Basudev, Kim, Dae-Weon, Kim, Geon-Hong, Han, Deok-Hyun, Jung, Hang-Chul

“…FeCl3 bearing etching solution is mainly used for etching of metals used in shadow masks, PCBs and so on. Due course of Invar alloy etching process the FeCl3…”
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In situ fabrication of freestanding single-walled carbon nanotube rope interconnection by Kim, Taewoo, Kang, Tae June, Seo, Dong Kyun, Jang, Eui Yun, Jin, Kyoung Cheol, Choi, Ajeong, Kim, Dae-Weon, Park, Yung Woo, Jeong, Dae Hong, Kim, Yong Hyup

“…A single‐walled carbon nanotube rope interconnect is fabricated by utilizing dielectrophoresis and capillary condensation. The rope connects a pair of…”
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Selective neodymium oxide recovery from permanent magnet scraps using waste pickling solutions by Jin, Yun-Ho, Eom, Hyung-Sub, Kim, Bo-Ram, Kim, Dae-Weon, Kim, Dong-Wan

“…Neodymium (Nd) magnets are in high demand for use in the manufacture of electric vehicle motors and medical equipment such as magnetic resonance imaging. In…”
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Single-Walled Carbon-Nanotube Networks on Large-Area Glass Substrate by the Dip-Coating Method by Jang, Eui Yun, Kang, Tae June, Im, Hyeoung Wook, Kim, Dae Weon, Kim, Yong Hyup

“…Highly uniform and large‐area single‐walled carbon‐nanotube (SWNT) networks are realized by the dip‐coating method, which is based on fundamental fluid‐dynamic…”
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Improved Thermal Resistance and Electrical Conductivity of a Boron-Doped DLC Film Using RF-PECVD by Li, Wanrong, Tan, Xing Yan, Park, Yeong Min, Shin, Dong Chul, Kim, Dae Weon, Kim, Tae Gyu

“…Diamond-like carbon (DLC) film doped with boron has unique properties and displays higher thermal resistance, lower internal stress, and better electrical…”
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Improvement of Carbon Nanotubes using Cryogenic Treatment by Kim, Dae-Weon, Jang, Eui-Yun, Lee, Seung-Min, Kim, Wal-jun, Lee, Jong-Hoon, Kleiman, Jacob

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On measurement of optical band gap of chromium oxide films containing both amorphous and crystalline phases by Hong, Seungbum, Kim, Eunah, Kim, Dae-Weon, Sung, Tae-Hyun, No, Kwangsoo

“…A method to calculate the optical band-gap of thin films composed of both crystalline phase and amorphous phase is suggested. Chromium oxide films were taken…”
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Influence of MeV protons on mechanical properties of ITO/aluminum-coated Kapton designed for space missions by Kim, Dae-Weon, Kim, Dong-Iel, Huh, Yong-Hak, Yang, Tae-Keun, Kim, Yu-Seok, Ha, Myung-Gyu, Won, Mi-Sook, Kim, Kye-Ryong, Lee, Jong-Hoon

“…Cyclotron generated MeV protons were used to evaluate the mechanical behavior such as tensile strength and elongation of ITO/aluminum-coated Kapton that is…”
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Characterization of Glutaryl 7 - ACA Acylase from Pseudomonas diminuta KAC - 1 by Kim, Dae-Weon, Kang, Sang-Mo, Yoon, Ki-Hong

“…The glutaryl 7-aminocephalosporanic acid (glutaryl 7-ACA) acylase was purified from Pseudomonas diminuta KAC-1 cells isolated from soil, and characterized. The…”
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MC-50 싸이클로트론을 이용한 위성용 열조절 유기복합재료의 우주환경 영향 연구 by 김대원, 김동일, 허용학, 양태건, 이호영, 김용협, Kim, Dae-Weon, Kim, Dong-Iel, Huh, Yong-Hak, Yang, Tae-Keun, Lee, Ho-Young, Kim, Yong-Hyup

“…The organic material is one of the most popular material for the satellites and the spacecrafts in order to perform the thermal management, and to protect…”
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Simple Purification of shiga Toxin B Chain from Recombinant Escherichia coli by Oh, Young-Phil, Jeong, Seong-Tae, Kim, Dae-Weon, Kim, El-Chae, Yoon, Ki-Hong

“…A plasmid expression vector of pEStxl encoding a mature form of the B chain of the Shiga toxin was constructed without a signal peptide under the control of an…”
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Cloning and high expression of glutaryl 7-aminocephalosporanic acid acylase gene from Pseudomonas diminuta by KIM, Dae-Weon, YOON, Ki-Hong

“…The gene coding for the glutaryl 7-aminocephalosporanic acid (GL 7-ACA) acylase from Pseudomonas diminuta KAC-1 was cloned and expressed in Escherichia coli…”
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